Bed frame



FIG. 1 is a rear elevational view of a bed frame, in accordance with my new design;

FIG. 2 is a bottom plan view of the bed frame of FIG. 1;

FIG. 3 is a front elevational view of the bed frame of FIG. 1;

FIG. 4 is a left side elevational view of the bed frame of FIG. 1;

FIG. 5 is a perspective view of the bed frame of FIG. 1;

FIG. 6 is a right side elevational view of the bed frame of FIG. 1; and,

FIG. 7 is a top plan view of the bed frame of FIG. 1.

The broken lines are for environmental purposes only and form no part of the claimed design. 

The ornamental design for a bed frame, as shown and described. 